Cabo Frio weather
At 6:45 PM local time it was mostly clear and 23°C (73°F). Light rain for 5 of the next 24 hours (under 1 mm/h, 0.7 mm total) — cloudy, but fine to be out. Best months for weather: May–Sep. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Cabo Frio, Rio de Janeiro, Brazil.
Current conditions
- Clouds
- 38%
- Chance of rain
- 0%
- Rain
- 0.0 mm/h
Hourly Forecast
Light rain for 5 of the next 24 hours (under 1 mm/h, 0.7 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season May–SepOff season Nov–Jan
About Cabo Frio weather
Is it raining in Cabo Frio right now?
No. It’s mostly clear and 23° right now. Light rain for 5 of the next 24 hours (under 1 mm/h, 0.7 mm total) — cloudy, but fine to be out.
What’s the weather like in Cabo Frio this week?
Over the next 7 days, expect highs of 26–35° and lows of 21–24°. Rain is likely on 2 of 7 days (Monday, Tuesday). The driest day looks like Saturday.
Has it been raining in Cabo Frio lately?
In the past 7 days, Cabo Frio had 3 rainy days and 47.0 mm of rain in total.
What should I pack for Cabo Frio?
For the coming week, bring an umbrella or rain jacket, light, breathable clothes and sunscreen.
Cabo Frio weather by month
When is the best time to visit Cabo Frio?
Based on weather alone, the best time to visit Cabo Frio is May–Sep, according to NASA's 2001–2025 climate averages. Nov–Jan tends to be the least pleasant. Average highs run from 23°C (74°F) in August to 27°C (80°F) in March.
What is the rainiest month in Cabo Frio?
December is the wettest month, with about 221 mm (8.7 in) of rain on average. August is the driest, with about 39 mm (1.5 in).
What is the hottest month in Cabo Frio?
March is the warmest, with average highs of 27°C (80°F) and lows of 25°C (76°F). August is the coolest, with highs of 23°C (74°F) and lows of 20°C (69°F).
Does Cabo Frio have a rainy season?
Yes. Mar, Nov–Jan is the rainy season (150 mm or more a month), while Jun–Aug is usually dry (under 60 mm).
How warm is the sea in Cabo Frio?
The sea is warmest in March at about 25°C (77°F) and coolest in October at about 21°C (71°F). It is comfortable for swimming (22°C or more) in Sep, Dec–Jul.
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine, forecast and current conditions from Open-Meteo. Page updated . How we rate months